The Johnson Controls P47AA-1 is a commercial-grade steam pressure limit control designed for high-limit cutout or operating control in low-pressure steam heating systems

Common Questions Is the Parker 75740 compatible with both 50Hz and 60Hz cycles

meaning it will remain in its last position if the 24V supply is interrupted

this 1/3 HP motor delivers a consistent 1075 RPM

providing reliable 2-position control even in systems with static pressures up to 1

Nordyne 664350 TXV Valve THPU32HP7Y The Johnson Controls P47AA-1 isThe Nordyne 664350 is a high performance 4 ton R410A thermostatic expansion valve engineered for precise refrigerant metering in residential and light commercial split system evaporators. This genuine OEM component is designed to maintain target superheat across varying load conditions, protecting the compressor from liquid slugging while maximizing heat transfer efficiency. As a direct replacement for Nordyne 664350R, it features a balanced port